1The contestants have to sign contracts before being cast.
CBS Photo Archive//Getty ImagesThe show's production team doesn't take any risks, so they make sure that each contestant has dotted the i's and crossed the t's on their contract before they go to Los Angeles for the final round of casting.
2They have to disclose their medical history.
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3Personal items are limited.
CBS Photo Archive//Getty ImagesEach contestant is allowed to arrive at the camp site with one handheld item—and nothing more. This is what's referred to on the show as a "Luxury Item."
4Their clothing has to be pre-approved.
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5There are rules against wearing logos.
CBS Photo Archive//Getty ImagesThere's a reason you don't see contestants rocking t-shirts for their favorite sports teams or brands, the show has a strict rule against shirts or caps with corporate logos on them.
6Everyone has to abide by local AND U.S. laws.
CBS Photo Archive//Getty ImagesEven though contestants are usually isolated in the wilderness in foreign countries, per their contract they still have to obey all laws set forth by both the local and the United States government.
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7Contestants are divided into tribes.
CBS Photo Archive//Getty ImagesUpon arrival, the show splits the contestants into tribes. They then compete against the opposing tribe for elimination immunity and rewards, before it becomes an individual competition. Although usually there are only two tribes, the show's producers can technically split the contestants into as many tribes as they want.
8They must stick to their tribe's camp.
CBS Photo Archive//Getty ImagesPer the rules of the competition, cast members are not allowed to visit the opposing tribe's camp or communicate with them in any way. Doing so is grounds for elimination.
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9A lot of zones are off limits.
CBS Photo Archive//Getty Images 10You can't injure another contestant.
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11Contestants can't steal from one another.
CBS Photo Archive//Getty ImagesContestants cannot take anyone else's private property. On the show a contestant's private property includes their personal luxury item, any clothing they may have at their camp, and anything given to them specifically by the producers.
12But they can search through their things.
CBS Photo Archive//Getty ImagesAh, a loophole. Although stealing is prohibited on the show, one thing contestants can do is search through one another's things. Think your tribe mate might have a hidden immunity idol tucked away? There's nothing in the rules that says you can't take a quick look, as long as you don't take anything.
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13Contestants have to follow directions.
CBS Photo Archive//Getty ImagesIn terms of safety, it's not surprising that contestants are required to follow any and all instructions from the production crew.
14They agree to being filmed 24/7.
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15Even if they're nude.
CBS Photo Archive//Getty ImagesYes, the show is allowed to legally record the contestants both nude, and partially nude, while they are on the show. Zero privacy, means, well, zero privacy.
16Damaging the environment is cause for elimination.
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17You can only build a shelter with what you can find.
CBS Photo Archive//Getty ImagesObviously, cutting down trees would be disturbing the environment and would go against the aforementioned rule. So contestants are only allowed to build their camps by foraging or using items given to them by the producers.
18Contestants can forage for food.
CBS Photo Archive//Getty ImagesWhile competing in the show, the contestants are only given a supply of small sacks of food, like rice and beans. If that isn't enough, they can supplement their food supply by foraging in the wilderness.
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19Everything they eat has to be approved.
CBS Photo Archive//Getty ImagesAs contestants forage across the landscape for fruits, plants, and wildlife to consume, the producers are there to double check that everything is safe to consume.
20Hunting is only allowed for food.
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